WILL GIVE BRAINLIEST Find the solution of the system of equations.
−x−3y= −3
x−6y= −24

If the value of cos330°is√3/2 then find cos 165°.

Which expression is equivalent to -12(3x-3/4)

The volume of a spherical hot air balloon v(r) = 4 3 ? r3 changes as its radius changes. the radius is a function of time given by r(t) = 3t. find the instantaneous rate of change of the volume with respect to t at t = 2.